Question

ajutor!dau coroana ex 5

Answer 1

m+n=12
m+p=14
m+r=16
m+s=18
n+p+r+s=12
m+n+m+p+m+r+m+s=12+14+16+18
4m+n+p+r+s=60
4m+12=60
4m=60-12
4m=48
m=12
n=12-12=0
p=14-12=2
r=16-12=4
s=18-12=6

0,2,4,6,12